#641917#641917

#641917 is a dark, moderate red. Relative luminance 0.035; OKLCH L 33.9% C 0.108 H 26.3°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX#641917
RGBrgb(100, 25, 23)
HSLhsl(2, 63%, 24%)
HSVhsv(2, 77%, 39%)
CMYKcmyk(0%, 75%, 77%, 60.8%)
CIE-LABlab(21.83, 33.34, 21.00)
CIE-LCHlch(21.83, 39.40, 32.21°)
OKLaboklab(33.89% 0.0966 0.0477)
OKLCHoklch(33.89% 0.108 26.3)
XYZxyz(5.7585, 3.4673, 1.1765)
Luminance0.0347 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#641917 #176264
analogous
#64173C #641917 #644017
triadic
#641917 #176419 #191764
tetradic
#641917 #3C6417 #176264 #401764
square
#641917 #3C6417 #176264 #401764
split-complementary
#641917 #176440 #173C64
monochromatic
#190606 #320D0C #641917 #962522 #C8322E

Accessibility & contrast

On white

12.40
#641917 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.69
#641917 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641917
12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##641917#FFFFFF#000000##FFFFFF
##6419171.0012.401.6912.40
#FFFFFF12.401.0021.001.00
#0000001.6921.001.0021.00
##FFFFFF12.401.0021.001.00

Color blindness preview

Protanopia (red-blind)
#2F2A16
Deuteranopia (green-blind)
#413A14
Tritanopia (blue-blind)
#6F0119
Achromatopsia (no color)
#343434

Design tokens & code

CSS
--color: #641917;
/* rgb */ color: rgb(100, 25, 23);
/* oklch */ color: oklch(33.9% 0.108 26.3);
Tailwind
colors: {
  custom: {
    50: '#975b54',
    500: '#641917',
    950: '#000000',
  },
}
SCSS
$custom: #641917;
$custom-light: #975b54;
$custom-dark: #000000;
JSON
{
  "hex": "#641917",
  "rgb": {
    "r": 100,
    "g": 25,
    "b": 23
  },
  "hsl": {
    "h": 1.558,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.33892,
    "c": 0.10775,
    "h": 26.3
  },
  "luminance": 0.03466
}

Semantic roles & 50–950 ramp

primary
#641917
secondary
#3C989A
accent
#E1E642
background
#F9F5F4
surface
#F2E9E7
border
#CCC5C3
text
#0F0402
muted
#7E7978

Preview Lab

Preview with #641917

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#641917 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva